<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport"
        content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        ul {
            display: flex;
            min-width: 940px;
        }

        ul li {
            display: flex;
            width: 120px;
            height: 120px;
            margin: 10px;
            /* padding: 10px; */
            background-color: aqua;
            border-radius: 10px;
            list-style: none;
            box-sizing: border-box;
        }

        ul li div {
            width: 30px;
            height: 30px;
            background-color: red;
            border-radius: 50%;
        }

        ul li:nth-child(1) {
            justify-content: center;
            align-items: center;
        }

        ul li:nth-child(2) {
            flex-direction: column;
            justify-content: space-around;
            align-items: center;
        }

        ul li:nth-child(3) {
            justify-content: space-around;
        }

        ul li:nth-child(3) div {
            margin: 5px 0;
        }

        ul li:nth-child(3) div:nth-child(2) {
            align-self: center;
        }

        ul li:nth-child(3) div:nth-child(3) {
            align-self: flex-end;
        }

        ul li:nth-child(4) {
            flex-wrap: wrap;
            justify-content: space-around;
            align-content: space-around;
        }

        ul li:nth-child(4) div {
            margin: 15px;
        }

        ul li:nth-child(5) {
            flex-wrap: wrap;
            justify-content: space-around;
            align-content: space-evenly;
            padding: 10px 0 ;
        }

        ul li:nth-child(5) div:nth-child(3) {
            margin: 0 35px;
        }

        ul li:nth-child(6) {
            flex-wrap: wrap;
            justify-content: space-around;
            align-content: space-around;
        }

        ul li:nth-child(6) div {
            margin: 0 10px;
        }
    </style>
</head>

<body>
    <ul>
        <li>
            <div></div>
        </li>
        <li>
            <div></div>
            <div></div>
        </li>
        <li>
            <div></div>
            <div></div>
            <div></div>
        </li>
        <li>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
        </li>
        <li>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
        </li>
        <li>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
        </li>
    </ul>
</body>

</html>